:root {
    /* Material Design 3 Light Theme Tokens - Sleuk Green Brand */

    /* Primary - Vibrant Green from Logo */
    --md-sys-color-primary: #2DD55B;
    --md-sys-color-primary-rgb: 45, 213, 91;
    --md-sys-color-on-primary: #003910;
    --md-sys-color-primary-container: #B6F2AF;
    --md-sys-color-on-primary-container: #002105;

    /* Secondary - Muted Green Tones */
    --md-sys-color-secondary: #526350;
    --md-sys-color-on-secondary: #FFFFFF;
    --md-sys-color-secondary-container: #D5E8CF;
    --md-sys-color-on-secondary-container: #101F10;

    /* Tertiary - Teal Accent */
    --md-sys-color-tertiary: #39656B;
    --md-sys-color-on-tertiary: #FFFFFF;
    --md-sys-color-tertiary-container: #BCEBF2;
    --md-sys-color-on-tertiary-container: #001F23;

    /* Error */
    --md-sys-color-error: #BA1A1A;
    --md-sys-color-on-error: #FFFFFF;
    --md-sys-color-error-container: #FFDAD6;
    --md-sys-color-on-error-container: #410002;

    /* Background & Surface - Pure Light (No Tint) */
    --md-sys-color-background: #FFFFFF;
    --md-sys-color-on-background: #1C1B1F;
    --md-sys-color-surface: #FFFFFF;
    --md-sys-color-surface-rgb: 255, 255, 255;
    --md-sys-color-on-surface: #1C1B1F;
    --md-sys-color-surface-variant: #F3F3F3;
    --md-sys-color-on-surface-variant: #49454F;

    /* Surface Containers (MD3 Layered Surfaces) */
    --md-sys-color-surface-container-lowest: #FFFFFF;
    --md-sys-color-surface-container-low: #F7F7F7;
    --md-sys-color-surface-container: #F1F1F1;
    --md-sys-color-surface-container-high: #EBEBEB;
    --md-sys-color-surface-container-highest: #E5E5E5;

    /* Outline & Scrim */
    --md-sys-color-outline: #79747E;
    --md-sys-color-outline-variant: #CAC4D0;
    --md-sys-color-scrim: rgba(0, 0, 0, 0.32);

    /* Typography Fonts */
    --md-sys-typescale-font-family: 'Noto Sans Khmer', 'Roboto', sans-serif;
    --md-sys-typescale-display-font-family: 'Noto Sans Khmer', 'Outfit', sans-serif;

    /* Elevation - Modern Soft Shadows (Natural) */
    --md-sys-elevation-level-0: none;
    --md-sys-elevation-level-1: 0px 4px 12px rgba(0, 0, 0, 0.06), 0px 1px 4px rgba(0, 0, 0, 0.04);
    --md-sys-elevation-level-2: 0px 8px 24px rgba(0, 0, 0, 0.08), 0px 2px 8px rgba(0, 0, 0, 0.04);

    /* Shape */
    --md-sys-shape-corner-extra-small: 4px;
    --md-sys-shape-corner-small: 8px;
    --md-sys-shape-corner-medium: 12px;
    --md-sys-shape-corner-large: 16px;
    --md-sys-shape-corner-extra-large: 28px;
    --md-sys-shape-corner-full: 9999px;
}


/* ========================================
   DARK THEME - Material Design 3
   All dark mode tokens and overrides
   ======================================== */
[data-theme="dark"] {
    /* Primary - Green accent (brand color) */
    --md-sys-color-primary: #7DDC7A;
    --md-sys-color-primary-rgb: 125, 220, 122;
    --md-sys-color-on-primary: #003910;
    --md-sys-color-primary-container: #1B5E20;
    --md-sys-color-on-primary-container: #A5F3A8;

    /* Secondary - Blue-gray tones matching #10121a theme */
    --md-sys-color-secondary: #c0c6d4;
    --md-sys-color-on-secondary: #2a303d;
    --md-sys-color-secondary-container: #323848;
    --md-sys-color-on-secondary-container: #dce2f0;

    /* Tertiary - Teal accent */
    --md-sys-color-tertiary: #A0CFD5;
    --md-sys-color-on-tertiary: #00363B;
    --md-sys-color-tertiary-container: #1F4D53;
    --md-sys-color-on-tertiary-container: #BCEBF2;

    /* Error */
    --md-sys-color-error: #FFB4AB;
    --md-sys-color-on-error: #690005;
    --md-sys-color-error-container: #93000A;
    --md-sys-color-on-error-container: #FFDAD6;

    /* Background & Surface - DEEP DARK (near black) */
    --md-sys-color-background: #10121a;
    --md-sys-color-on-background: #E6E1E5;
    --md-sys-color-surface: #10121a;
    --md-sys-color-surface-rgb: 16, 18, 26;
    --md-sys-color-on-surface: #E6E1E5;
    --md-sys-color-surface-variant: #1a1d27;
    --md-sys-color-on-surface-variant: #C8C6D0;

    /* Surface Containers (MD3 Layered Surfaces) - Blue-tinted dark */
    --md-sys-color-surface-container-lowest: #0a0c12;
    --md-sys-color-surface-container-low: #14161e;
    --md-sys-color-surface-container: #1a1d27;
    --md-sys-color-surface-container-high: #242832;
    --md-sys-color-surface-container-highest: #2e323d;

    /* Outline & Scrim */
    --md-sys-color-outline: #8E8E99;
    --md-sys-color-outline-variant: #3d4150;
    --md-sys-color-scrim: rgba(0, 0, 0, 0.6);

    /* Elevation - Subtle surface tint for depth */
    --md-sys-elevation-level-1: 0px 4px 12px rgba(0, 0, 0, 0.5), 0px 1px 4px rgba(0, 0, 0, 0.3);
    --md-sys-elevation-level-2: 0px 8px 24px rgba(0, 0, 0, 0.6), 0px 2px 8px rgba(0, 0, 0, 0.3);
}


/* ========================================
   DARK THEME - Component Overrides
   All styles that need special dark mode treatment
   ======================================== */

/* Card Border */
[data-theme="dark"] .card {
    border: 1px solid rgba(255, 255, 255, 0.15);
}




/* Hero Gradient Headline styles are in style.css */


/* ========================================
   DIGITAL GRID ANIMATION
   Hero section animated background
   ======================================== */

/* Hero Section Base (both themes) */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

/* Digital Grid Container - Hidden by default */
.digital-grid {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* Grid Nodes Container - Hidden by default */
.grid-nodes {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.grid-node {
    display: none;
}

/* ========================================
   DARK THEME - Digital Grid (Only visible in dark mode)
   ======================================== */
[data-theme="dark"] .digital-grid {
    display: block;
}

[data-theme="dark"] .digital-grid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(125, 220, 122, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(125, 220, 122, 0.08) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridPulse 4s ease-in-out infinite;
}

[data-theme="dark"] .digital-grid::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(125, 220, 122, 0.15) 0%, transparent 25%),
        radial-gradient(circle at 80% 70%, rgba(160, 207, 213, 0.12) 0%, transparent 25%),
        radial-gradient(circle at 50% 50%, rgba(125, 220, 122, 0.08) 0%, transparent 40%);
    animation: nodeGlow 6s ease-in-out infinite;
}

/* Grid Node Dots - Dark Mode Only */
[data-theme="dark"] .grid-nodes {
    display: block;
}

[data-theme="dark"] .grid-node {
    display: block;
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(125, 220, 122, 0.6);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(125, 220, 122, 0.8);
    animation: nodeBlink 3s ease-in-out infinite;
}

[data-theme="dark"] .grid-node:nth-child(1) {
    top: 15%;
    left: 10%;
    animation-delay: 0s;
}

[data-theme="dark"] .grid-node:nth-child(2) {
    top: 25%;
    left: 85%;
    animation-delay: 0.5s;
}

[data-theme="dark"] .grid-node:nth-child(3) {
    top: 60%;
    left: 20%;
    animation-delay: 1s;
}

[data-theme="dark"] .grid-node:nth-child(4) {
    top: 75%;
    left: 70%;
    animation-delay: 1.5s;
}

[data-theme="dark"] .grid-node:nth-child(5) {
    top: 40%;
    left: 50%;
    animation-delay: 2s;
}

[data-theme="dark"] .grid-node:nth-child(6) {
    top: 85%;
    left: 35%;
    animation-delay: 2.5s;
}


/* ========================================
   ANIMATIONS - Digital Grid
   ======================================== */
@keyframes gridPulse {

    0%,
    100% {
        opacity: 0.5;
    }

    50% {
        opacity: 1;
    }
}

@keyframes nodeGlow {

    0%,
    100% {
        opacity: 0.6;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

@keyframes nodeBlink {

    0%,
    100% {
        opacity: 0.4;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.5);
    }
}